I don't use Google Toolbar in Firefox

  But if I did, this announcement from Google would be chilling.
  John Paczkowski: Google Kills Toolbar For Firefox.
  Nothing like being a pawn stuck between two giants that are fighting.
  Bonus link...
  Webmonkey: "Imagine trying to build a house and your hammer decided to re-invent itself every couple of weeks, sometimes disabling your screw driver in the process and other times adding a pair of pliers you don't need. That's pretty much where web browsers are at today."